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unit Unit1;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls;

type

  TInt=class
    x:integer;
    constructor create;
  end;

  TContainer=class
    f:array[1..10] of TInt;
    constructor create;
    destructor free;
  end;

  TForm1 = class(TForm)
    Button1: TButton;
    Button2: TButton;
    procedure Button1Click(Sender: TObject);
    procedure Button2Click(Sender: TObject);
  private
    { Private-Deklarationen }
  public
    { Public-Deklarationen }
  end;

var
  Form1: TForm1;
  c:TContainer;

implementation

{$R *.dfm}


constructor TInt.create;
begin
  inherited create;
  x:=1;
end;

constructor TContainer.create;
var i:integer;
begin
  for i:=1 to 10 do
    f[i].create;
end;

destructor TContainer.free;
var i:integer;
begin
  for i:=1 to 10 do
    f[i].free;
  inherited free;
end;

procedure TForm1.Button1Click(Sender: TObject);

begin
  c:=TContainer.create;
end;

procedure TForm1.Button2Click(Sender: TObject);
begin
  c.free;
end;

end.                    

1:

  Destructor Destroy; Override;